chore(deps): update dependency kubernetes-sigs/controller-tools to v0.19.0 (#108)

| datasource  | package                          | from    | to      |
| ----------- | -------------------------------- | ------- | ------- |
| github-tags | kubernetes-sigs/controller-tools | v0.18.0 | v0.19.0 |

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

controller-gen/main.go

@@ -30,7 +30,7 @@ func New(
 	// ControllerGen to use.
 	// +optional
 	// renovate: datasource=github-tags depName=kubernetes-sigs/controller-tools versioning=semver
-	// +default="0.18.0"
+	// +default="0.19.0"
 	controllerGenVersion string,
 	// +optional
 	// renovate image: datasource=docker depName=golang versioning=docker